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Efficient culture method of Procam barus clarkia through breeding and culture zone division in rice and shrimp continuous cropping

The technology of a procrastinatus clarkii and a breeding method is applied in the field of high-efficiency breeding of the continuous cultivation of rice and shrimp in the northern Jiangsu area, and can solve the problems of unclear breeding density, low breeding efficiency, and low product quality, and achieves The effect of improving the breeding efficiency, reducing the breeding risk and improving the quality of shrimp fry

Inactive Publication Date: 2020-09-11
SUQIAN AGRI SCI RES INST JIANGSU ACAD OF AGRI SCI
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  • Abstract
  • Description
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  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Aiming at the problems in the background technology, the present invention provides a high-efficiency culture method for the continuous cultivation of Procambarus clarkii in rice and shrimp, and its purpose is to solve the problem of continuous breeding of rice and shrimp through the high-efficiency cultivation technology for the continuous cultivation of Procambarus clarkii in rice and shrimp. Indiscriminate breeding brings about unclear breeding density, extensive management, low product quality, high environmental pressure, and low breeding efficiency, which in turn promotes the efficient and stable development of rice and shrimp farming

Method used

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Embodiment example

[0031] 1. Ratio of breeding area: The ratio of Procambarus clarkii breeding area to breeding area is about 1:3. Choose sufficient water, fresh water, and clay soil. The paddy field area is 20 mu as a planting and breeding unit, surrounded by ditches with a width of 4m and a depth of 1.2m. There is an escape fence around it, and the inner ridge is 0.5m high and 0.5m wide. A mechanical channel is reserved in the ring ditch.

[0032] 2. Procambarus clarkii breeding area

[0033] 1. Pond preparation: Transplant rice on May 25, harvest rice on September 20, return all straw to the field, leave stubble at a height of 50-70cm, and catch ring groove shrimp as much as possible. After drying the field for 7 days, cover it with water and plant Elodea with a plant spacing of 2m and a row spacing of 6m. The water level is 30-40cm higher than the field surface.

[0034] 2. Selection and stocking of parents: After the pond is ready, select mature Procambarus clarkii with complete limbs, ...

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Abstract

The invention discloses an efficient culture method of Procam barus clarkia through breeding and culture zone division in rice and shrimp continuous cropping. The method specifically comprises the following steps: the first step, breeding and culture zone division; the second step, a breeding zone of Procam barus clarkia; and the third step, a culture zone of Procam barus clarkia. The method utilizes the comprehensive cultivation of rice and shrimp, cultivates shrimp larvae early through the breeding zone, precisely controls the number of the shrimp larvae, improves the quality of the shrimp larvae, saves the input cost through the culture zone of Procam barus clarkia, performs ecological field resting, restores soil vitality, precisely controls key technologies such as stocking density, greatly reduces the input cost and management intensity, at the same time realizes the precise control of the Procam barus clarkia breeding and culture technology, reduces culture risks, and improves culture benefits.

Description

technical field [0001] The invention relates to the technical field of Procambarus clarkii culture, in particular to a high-efficiency culture method for the cultivation of Procambarus clarkii in subregions for continuous cropping of rice and shrimp in the northern Jiangsu area. Background technique [0002] Procambarus clarkii ( Procam barus clarkii ) Also known as freshwater lobster, crayfish clarkii, local name soil lobster, crayfish, belonging to the phylum Arthropoda, Crustacea, Decapod order, Crayfish family, Crayfish subfamily, and Procambarus genus. Rice and shrimp comprehensive farming is a combination of rice planting and aquaculture technology, agricultural machinery and agronomy through the rice and shrimp co-cropping and continuous cropping mode to form an ecological cycle system that perfectly combines planting and breeding. A new model for the development of modern ecological circular agriculture with multiple functions such as fishing, efficiency enhancement...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01K61/59
CPCA01K61/59Y02A40/81
Inventor 王飞飞张智慧金倩王夏雯王信海
Owner SUQIAN AGRI SCI RES INST JIANGSU ACAD OF AGRI SCI
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